kema d/ - nci

03-1212KEMA d/ TYPE TEST CERTIFICATE OF COMPLETE TYPE TEST

OBJECT 3-core, XLP E insula ted power cable

DESIGNATION 3x240 mm 2 CU/XLPE/LATlSWNPE

Rated voltage l ,,!U (Un.) 6 ,35 /1 1 (12) KV Rated frequency 50 Hz

MANUFACTURER NATIONA L CA BLES INDUS TRY P ,O, Box 274 72 · Sharj ah . United Arab Emirates

TESTED FOR N,i\TIONAL CABL.ES INDUSTRY P,O, Box 274 72· Sharjah - United Arab Emira tes

DATE OF TESTS 1 Sep tem ber 200 :3 up to and Including 30 September 2003

TESTED BY KEMA HIGH·VOLTAGE L.A BORATORY Utrechlseweg 310 . 6812 A R Arnhem - the Netherlands

The object, constructed in accordance with the description, draw inqs and photographs incorporated in this Certificate, has been subjected to the series of proving tests in accordance with

IEC 60502-2

This Type Test Certification has been issued by KEMA following exclusively the STL Guides .

The results are shown in the record of Proving Tests and the oscillograms attached hereto. The values obta ined and the general performance are cons idered to comply with the above Standard and to j ust if y the ratings assigned by the manufacturer as listed on page 1.

The Certificate applies only to the object tested. The responsibility for conformity of any object having the same designations with that tested rests with the manufacturer.

This Certificate comp rises 46 sheets in total.

Only integral reproductlon of th is Certificate, or roprod uctions of this page accompan ied by any pagels) on which are stated the endorsed rat ings of the object tested. are permitted w ithout wr itten perm ission from KEMA. Electronic copies In e.g. PDF·format or scanned version of th is Certificate may be available and have the status "for information only" . The sealed and bound vers ion of the Certificate is the only val id vers ion.

KEMA Nederl and BV

Arnhem, 7 October 2003

14/10 03 DIN 09:19 FAX +31 26 4433843 KElIA HIGH VOLTAGE LAB. 141003

;

K£MA~ 70370048.000-HVL 03-1212

RATINGS ASSIGNED BY THE MANUFACTURER AND PROVED BY TESTS

Rated voltage Uo/U (Urn) 6,35/11 (12) kV

Rated frequency 50 Hz

Maximum rated conductor temperature for XLPE 90°C

Rated cross-section 240 mm 2

TEST PROGRAMME

1 Electrical type tests

1.1 Bending test followed by partial discharge test in accordance with lEG 60502-2

clause 18.1.4 and DEWATechnicai Specifications for 11 kV cables

1.2 Tan c5 measurement in accordance with IEC 60502-2 clause 18.1.5 and DEWA

Technical Specifications for 11 kV cables

1.3 Heating cycle test followed by partial discharge test in accordance with IEC 60502-2

clause 18.1.6 and DEWA Technical Specifications for 11 kV cables

1.4 Impulse test followed by a voltage test in accordance with IEC 60502-2 clause 18.1.7

and DEWA Technical Specifications for 11 kV cables

~.5 Voltage test for 4 h in accordance with IEC 60502-2 clause 18.1.8 and D'eNA


1.6 Resistivity of semi-conducting screens In accordance with IEC 60502-2 clause 18.1.9


2 Non-electrical type tests 2.1 Measurement of thickness of insulation in accordance with IEC 60502-2 clause 19.1


2.2 Measurement of thickness of non-metallic layers (inclUding extruded separation ' sheaths. but excluding inner coverings) in accordance with IEC 60502-2 clause 19.2 <::» and DEWA Technical Specifications for 11 kV cables

2.3 Tests for determining the mechanical properties of insulation before and after ageing in

accordance with lEG 60502-2 clause 19.3 and DEWA Technical Specifications for 11 kV cables

2.4 Tests for determining the mechanical properties of non-metallic sheaths before and

after ageing in accordance with IEC 60502-2 clause 19.4 and D8NA Technical

Specifications for 11 kV cables

2.5 Additional ageing test on pieces of completed cables in accordance with IEC 60502-2

clause 19.5 and DEWA Technical Specifications for 11 kV cables

2.6 Loss of mass test on PVC sheaths of type ST2 in accordance with IEC 60502-2

clause 19.6 and DEWA Technical Specifications for 11 kV cables

2.7 Pressure test at high temperature on insulations and non-metallic sheaths in accordance with IEC 60502-2 clause 19.7 and DEWA Technical Specifications for

11 kV cables

00971 6 5311577 14.0CT '2003 11: 33 RECEIVED FROM: +3 1264 433 843 #1700 -003

14 /10 03 DIN 09:20 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. @]004

KEMA:!( 2 70370048.000-HVL 03-1212

2.8 Test on PVC insulation and sheaths at low temperatures in accordance with

IEC 60502-2 clause 19.8 and DEVVA Technical Specifications for 11 kV cables

2.9 Test for resistance of PVC insulation and sheaths to cracking (heat shock test) in

accordance with IEC 60502-2 clause 19.9 and DEWA Technical Specifications for

11 kV cables

2.10 Hot set test for XLPE insulation in accordance with IEC 60502-2 clause 19.11 and

DEWA Technical Specifications for 11 kV cables 2.11 Water absorption test on Insulation in accordance with IEC 60502-2 clause 19.13 and

DEWA Technical Specifications for 11 kV cables

2.12 Carbon black test in accordance with IEC 60502-2 clause 19.15 and DEWA Technical

Specifications for 11 kV cables 2.'13 Shrinkage test for XLPE insulation in accordance with IEC 60502-2 clause 19.16 and

DEWA Technical Specifications for 11 kV cables

2.14 Shrinkage test for PE oversheath in accordance with lEG 60502-2 clause 19.20 and

DEWA Technical Specifications for 11 kV cables 2.15 Strippability test for insulation screen in accordance with lEG 60502-2 clause 1921 and

DEWA Technical Specifications for 11 kV cables 2.16 Water penetration test in accordance with lEG 60502-2 clause 19.22 and DEWA


3 Verification of cable construction in accordance with lEG 60502·2 and DEWA


MATERIAL DATA

Manufacturer National Cables Industry, Sharjah, United Arab Emirates Type 6,35/11 kV 3x240 mm2 GulXLPElLAT/SWA1PE

Rated voltage UoIU (Urn) 6,35/11 (12) kV Rated frequency 50 Hz Year of manufacture 2003 Quantity submitted approx.45m No. of cores 3 Insulation XLPE Conductor material copper Conductor cross=§eCtion 240rrin? Screening material copper Sheath material PE, STr Sheath colour black

Standards lEG 60502-2 {1997} D'EWATechnical Specifications for 11 kV XLPE cables

no.: 1.5.1.3.4.01-Rev. 5

The manufacturer has guaranteed that the object submitted for tests has been manufactured in accordance with the drawing as shown in appendix A of this report.

KEMA has verified that these drawings adequately represent the equipment tested.

0 0971 6 5311577 14 . 0CT '20 03 11 :33 RECEIVED FROM : +31264433843 #17 00-0 04

141005 14 /10 03 DIN 09:20 FAX +31 26 4433843 KIDlA HIGH VOLTAGE LAB.

KE.MA:l(--

3 70370048.000-HVL 03-1212

SUBCONTRACTING

The following tests . as mentioned in the Test Programme. were subcontracted to KEMA Quality s .v. Tests 1.6,2 and 3.

PERSONS ATTENDING THE TEST

Neither the manufacturer nor the purchaser were represented during the tests .

THE TESTS WERE CARRIED OUT BY

Mr P.J. HQlkenberg KEMA Nederland BV. Mr G.J.A. Jansen KEMA Nederland s.v. Mr C.H. BeverwiJk KEMA Nederland B.V. Mr H.E. Keizer KEMA Nederland B.V.

PURPOSE OF THE TESTS

Purpose of the tests was to verify whether the material complies with the specified

requirements.

009 7 1 6 5311577 14 .0CT '2 003 11 :34 RECEIVED FROM : +3 1 2 6 4 4 33 8 4 3 #17 00 - 005

!4J00614 /lU U3 VIN 09:20 FAX +3 1 26 4433843 KEMA HIGH VOLTAGE LAB.

KEMA~ 4 70370048.000-HVL 03-1212

DESCRIPTION AND R.ESULTS OF THE TESTS

MEASUREMENT UNCERTAINTY

The last page of this report contains a table with measurement uncertainties. Unless otherwise indicated in the report, the measurement uncertainties of the results presented are as indicated in this table .

1 ELECTRICAL TYPE TESTS

1.1 Bending test followed by partial discharge test

1.1.1 BENDING TEST

The test object was subiectec to a bending test in accordance with clause 18.1.4 of

lEe 60502-2 (1997) and DEWA Technical Specifications for 11 kV cables.

The test object was bent around a test cylinder. The diameter of the cylinder was 1750 mm . The

test consisted of three cycles of wind, unwind, reverse winding direction. wind and unwind.

During the test the temperature of the test object was approximately 22 "C.

The results are presented in appendix 1 page 1.

Result

The test was carried out successfully.

1.1.2 MEASUREMENT OF THE PARTIAL DISCHARGES

The test object was SUbjected to a partial discharge test in accordance with clause 18.1.3 of

lEe 60502-2 (1997) and DEWA Technical Specifications for 11 kV cables.

The partial discharges were measured between the conductor and core screen. The

measurement was carried out in a balanced circuit. For this purpose a partial discharge-free coupling capacitor was used . Special precautions were taken in order to avoid external

discharges of the test object. The partial discharges were detected by means of a wide-band amplifier, a high-pass filter and an oscilloscope. The measuring circuit was calibrated by means

of an impulse generator giving a repeating pulse of a known pC-value. The noise level amounted to 2 pC. The voltage was raised up to 12,6 kV. 50 Hz and maintained at this level for

00 971 6 53115 77 14.0CT '2003 11 :34 RECEIVED FROM: +312644 3 3 8 43 # 1 7 00- 0 06

14/10 03 DIN 09:21 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. @007

KEMA=!< 5 70370048.000-HVL 03-1212

1 minute. SUbsequently the voltage was lowered down to 11 kV, 50 Hz. At this level the partial disGharge level was determined.

The results are presented in appendix 1 page 1,

Result

The test was passed.

1.2 Tan ameasurement

The test object was subjected to a tan 0 measurement in accordance with clause 18.1.5 of

IEC 60502-2 (1997) and DeNA Technical Specifications for 11 kV cables.

The measurement of the dielectric loss factor was carried out by using a Schering bridge and a

loss-free standard capacitor. The measurement was carried out at 5 kV. The loss-factor of the

insulation was measured between the conductor and core screen.

During the measurement the temperature of the test object was 97 ac. The results are presented in appendix 1 page 2.

Result


1.3 Heating cycle test followed by partial discharge test

1.3.1 HEATING CYCLE TEST

'-... . ' The test object was subjected to a heating cycle voltage test in accordance with clause 18.1.6

of IEC 60502-2 (1997) and DEWA Technical Specifications for 11 kV cables.

One heat cycle consists of applying heating current for 5 hours followed by at least 3 hours of

natural cooling. The test object was heated up to a conductor temperature of 97°C within the first 3 hours of the heating period and was kept steady at 97 "C for 2 hours. This temperature was achieved by inducing current in the cable. In total 20 such heating cycles were carried out. The results are presented in appendix 1 page 3.

Result

The test was carried out successfully.

0 0 971 6 531157 7 14. 0CT'2 0 03 1 1: 34 RECEIVED FROM: + 31 2 644 3 3 8 43 #1700 -007

@I 00814/10 03 DIN 09:21 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB.

KEMA~ 6 70370Q48.00D-HVL 03-1212

1.3.2 PARTiAl DISCHARGE TEST

After cooling down to ambient temperature, after the fast heat cycle, the test object was subjected to a partial discharge test in accordance with clause 18.3 of IEC 60502-2 (1997) and

DEWA Technical Specifications for 11 kV cables.

The measurements were carried out as mentioned above under item 1.1. The measurement

was carried out in a direct circuit. The noise level amounted to 2 pC.


Result


1.4 Impulse test followed by a voltage test

1.4.1 IMPULSE TEST

The test object was subjected to an impulse test in accordance with clause 18.1.7 of

isc 60502-2 (1997) and DEWATechnical Specifications for 11 kV cables.

The waveform of the impulse voltage was determined at approximately 50 percent of the

specified test value. The waveform complied with the specified requirements . The test consisted

of 10 positive and 10 negative impulses with crest values of 75 kV. The voltage was applied

between the conductor and core screen. The voltage measurement was carried out by means

of an RG-voltage divider and a digitiser. During the test the temperature of the test object was

97 DC. In order to achieve this temperature, current was induced in the cable. Two hours after

thermal eqUilibrium was established the impulse test was performed. During the test the

atmospheric conditions were not taken into account.

The results are presented in appendix 1 pages 4 up to and including 7.

Result


1.42 VOLTAGE TEST

The test object was subjected to a voltage test in accordance with clause 18.1.7 of

IEC 60502-2 (1997) and DBNA Technical Specifications for 11 kV cables.

Upon completion of the impulse test, and cooling down to ambient temperature, the test object was subjected to a voltage test of 22,2 kV, 50 Hz for 15 minutes.

The results are presented in appendix 1 page 4 .

Result

The test was passed. '

0 0 971 6 :' 311 :'77 14.0CT' 2003 11:35 RECEIVED FROM: +31 264433 843 #1700-008

i

~00914 /1U U3 urN 09:21 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB.

' KEMA~. 7 70370048.000-HVL 03-1212

1.5 Voltage test for 4 hours

The test object was subjected to a voltage test for 4 h in accordance with clause 18.1.8 of

lEG 60502-2 (1997) and DEWA Technical Specifications for 11 kV cables.

The test was carried out with a power-frequency voltage of 25,4 kV, 50 Hz, for 4 hours. The

voltage was applied between the conductor and core screen . During the test the temperature of

the test object was 22 DC. During the test the atmospheric conditions were not taken into

account.


Result


1.6 Resistivity of semi-conducting screens

The measurement of the resistivity of the semi-conducting layers was carried out in accordance

with clause 18.1.9 of lEG 60502-2 (1997) and DEWA Technical Specifications for 11 kV cables .


Result


~.

0 0 97 1 6 53115 77 14. 0CT'2 0 03 11:35 RECEIVED FROM: +31 264433 843 #170 0- 0 09

14 /10 03 DIN 09:22 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. ~010

KEMA:l( 8 70370048.000-HVL 03-1212

2 NON-ELECTRJCAL TYPE TESTS

2.1 Measurement of thickness of insulation

The measurement of thickness of insulation was carried out in accordance with clause 19.1 of

lEG 60502-2 (1997) and D8NA Technical Specifications for 11 kV cables .


Result


2.2 Measurement of thickness of non-metallic sheaths (Including extruded

separation sheaths, but excluding Inner coverings)

The measurement of thickness of non-metallic sheaths was carried out in accordance with

clause 19.2 of IEC 60502-2 (1997) and DEWA Technical Specifications for 11 kV cables.


Result


2.3 Tests for determining the mechanical properties of insulation before and after ageing

The mechanical properties of insulation before and after ageing were determined in accordance

with clause 19.3 of IEC 60502-2 (1997) and DEWA Technical Specifications for 11 kV cables. The results are presented in appendix 2 page 3.

Result


0 0971 6 5311577 1 4 .0CT '2003 11 :35 RECEIVED FROM : +3 126443380 #17 00-0 10

!4JOll1 4 /10 03 DIN 09:2 2 FAX +3 1 26 4 433 843 KEMA HIGH VOLTA GE LAB.

KEMA:f( 70370048.000-HVL 03- 12129

2.4 Tests for determining the mechanical properties of non-metallic sheaths before

and after ageing

The mechanical properties of non-metallic sheaths before and after ageing were determined in accordance with clause 19.4 of lEG 60502-2 (1997) and DfWA Technical Specifications for

11 kV cables .

The results are presented in appendix 2 pages 4 and 5.

Result

The test was passed .

2.5 Additional ageing test on pieces of completed cable

An additiona l ageing test on pieces of completed cable was carried out in accordance with

clause 19.5 of lEG 60502-2 (1997) and DEWA Technical Specifications for 11 kV cables .


Result


2.6 Loss of mass test on PVC sheaths of type ST2

A loss of mass test on PVC sheaths of type ST2 was carried out in accordance with clause 19.6

of lEe 60502-2 (1997) and DfWA Technical Specifications for 11 kV cables.


Result


2.7 Pressure test at high temperature on Insulations and non-metallic sheaths

A pressure test at high temperature on the insulation and non-metallic sheaths was carried out

in accordance with clause 19.7 of lEe 60502-2 (1997) and DEWA Technica l Specifications for 11 kV cables.


Result


00 9 71 6 5 3 115 7 7 1~ .OCT '2 003 11 :36 RECEIVE D FROM : +3126 ~~33 843 #1 7 00- 011

[41 014 /10 03 DI N 09 :22 FAX +31 26 4 4 3 3 8 43 KEMA HIGH VOLTAGE LAB .

KEMA~ 10 70370048.000-HVL 03- 1212

2.8 Test on PVC insulation and sheaths at low temperatures

A test on PVC sheaths at low temperatures was carried out in accordance with clause 19.8 of

IEC 60502-2 (1997) and DEWA Technical Specifications for 11 kV cables .


Result


2.9 Test for resistance of PVC insulation and sheaths to cracking (heat shock test)

A test for resistance of PVC Insulations and sheaths to cracking (heat shock test) was carried

out in accordance with clause 19.9 of lEG 60502-2 (1997) and D8NA Technical Specifications

for 11 kV cables .


Result


2.10 Hot set test for XLPE insulation

A hot set test for XLPE insulation was carried out in accordance with clause 19.11 of IEC 60502-2 (1997) and DEWA Technical Specifications for 11 kV cables . The results are presented in appendix 2 page 11.

Result


2.11 Water absorption test on Insulation

A water absorption test on Insulation was carried out in accordance with clause 19.13 of IEC 60502-2 (1997) and DEWA Technical Specificat ions for 11 kV cables. The results are presented in appendix 2 page 12.

Result


009 7 1 6 53 11577 14.0CT '200 3 11 :3 6 RECEI VED FROM : +3 12 644 3 3 84 3 #1700 - 012

[4]0131 4 /1 0 03 DI N 09:23 FAX +31 26 4433 843 KEMA HIGH VOLTAGE LAB .

KEMA='( 11 70370048.000-HVL 03-1212

2.12 Carbon black test

A carbon black test was carried out"in accordance with clause 19.15 of IEC 60502-2 (1997) and

DEW A Technical Specifications for 11 kV cables.


Result


2.13 Shrinkage test for XLPE insulation

A shrinkage test for the insulation was carried out in accordance with clause 19.16 of

IEC 60502-2 (1997) and D8NA Technical Specifications for 11 kV cables .


Result


2.14 Shrinkage test for PE oversheath

A shrinkage test for the PE oversheath was carried out in accordance wi th clause 19.20 of

IEC 60502-2 (1997) and D8NA Technical Spe cifications for 11 kV cables .

The resu lts are presented in appendix 2 page 15.

Result


2.15 Strippability test for insulation screen

A strippability test for insulation screen was carried out in accordance with clause 19.21 of

IEC 60502-2 (1997) and DEWA Technical Specifications for 11 kV cables.


Result


0097 1 6 53 11 57 7 1 ~ .OCT · 2 00 3 11 : 36 RECEI VED FROM : + 312 644 3 38~ 3 #170 0 - 013

141014 14 /10 03 DIN 09:23 FAX +31 26 4433 843 KE~~ HIGH VOLTAGE LAB.

KEMAs< 12 70370048.000-HVL 03·1212

2.16 Water penetration test

The test object was subjected to an addit ional water penetration test in accordance with IEC 60502-2 clause 19'.22 and DEWA Technical Specifications for 11 kV cables. The sample was placed in a tube filled with water, so that tile height of the water in the tube is 1 m above the cable cen tre . The sample was subjected to 10 heating cycles. One heating cycle consists of apply ing heating current for 5 hours followed by at least 3 hours of natural cooling.

The test object was heated up to a conductor temperature of 97°C and was kept steady at

97°C for 2 hours. This temperature was achieved by inducing a current of 900 A into the cable . The results are presented in appendix 2 page 17.

Result


.-..../

0097 1 6 5 3 115 77 1Q. OCT ' 2 0 0 3 11 : 36 RECEIVED ~ ROM : +31 26H 33 8 U #1 70 0- 0H

!4I01514 /10 03 DIN 09:23 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB.

KEMA~ 13 70370048.000-HVL 03-1212

3 VERIFICATION OF CABLE CONSTRUCTION IN ACCORDANCE WITH IEC 60502-2

3.1 Check of construction and dimensions

The conductor was checked in accordance with clause 5 of IEC 60502-2 (1997) and DEWA

Technical Speciflcatlons for 11 kV cables. The remaining cable dimensions and construction

were checked according IEC60502-2 (1997) and the manufacturer's specifications.

The results obtained are presented In appendix 3 pages 1 and 2.

Result

The specified requirements were met.

00 97 1 6 5 311577 1 ~ . O CT' 2 0 0 3 1 1: 37 REC EIVED FROM: + 3 1 2 6 44 3 3 8~ 3 #17 00 -0 15

!4J 01614 /10 03 DIN 09:24 FAX +31 26 443 3843 KEMA HIGH VOLTAGE LAB.

KEMA='< 14 70370048 .000-HVL 03-1212

Appendix 1 page 1

Client National Cables Industry, Sharjah, United Arab Emirates . 2

Test object power cable 6,35/11 kV 3x240 mm CulXLPEILAT/SWA/PE Requirements IEC 60502-2 (1997) clause 18.1.4 and

DEWA Techn ical Specificat ions for 11 kV cables Test dates tSepternber 2003 and 10 September 2003

1.1 RESULTS OF THE BENDING TEST

1.1.1 Bending test

Atmospheric conditions Ambient temperature 22°C

Test object Temperature 22 °C

outer diameter of cable

0 (mm)

diameter of conductor

d (mm)

required bending diameter

15(D+d) ± 5% (mm)

hub diameter of drum

(mm)

observations

93 18,4 1671 ± 83,55 1750 3 cycles (wind/unwind and

wind/unwind in opposite direction)

1.1.2 Partial discharge test

Atmospheric conditions Ambient temperature Humidity

20 13

°C g (H2O)/m

3 Ambient air pressure 1008 hPa

Test object Temperature 20 °C Rated voltage (Uo) 6,35 kV

Circuit parameters Power frequency Bandwidth Coupling capacitor

50 Hz 40-400 kHz 2600 pF

Calibration Noise level Circuit

5 pC 2 pC balanced

phase voltage duration partia l max. inception extinction result discharge allowable

level pd-Ievel (kV) (min) (pC) (pC) (kV) (pC) (kV) (pC)

red 12,6

11

1

52

-5 - - - - passed

yellow 12,6

11

1

52

-5 - - - - passed

blue 12,6

11

1

:::;2 -5 - - - - passed

00 9 7 1 6 53 11577 1 4.0C T '2003 11: 3 7 RECE I VED F ROM: +3 126 4 433 843 # 17 0 0- 01 6

141017 14 /10 03 DIN 09:24 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB.

K£MA=l( 15 70370048 .000-HVl03-1212

Appendix 1 page 2

Client National Cables Industry, Sharjah, United Arab Emirates Test object power cable 6,35/11 kV 3x240 mm2 CuIXLPE/LAT/SW AlPE Requirements isc 60502-2 (1997) clause 18.1.5 and

DEWA Technical Specffications for 11 kV cables Test date 11 September 2003

1.2 RESULTS OF THE TAN S MEASUREMENT


20 12

°C 9 (HzO)/m


Test object Length (approx.) 16,3 m Temperature 97 °C Rated voltage (Uo) 6,35 kV

Circuit parameters Power frequency 50 Hz Standard capacitor 99,94 pF

phase applied voltage

(kV)

core capacity'

(IlF/km)

tan <5

(x 10-4)

max. allowable value for tan 0

(x 10-4)

result

R,Y,S 5 1,293 1,61 BO passed

• for information only

0097 1 6 5 3 11 57 7 14.0CT'2 0 03 11: 37 RECEI VED FROM: +3126443 3 843 #1.70 0-01 7

4 /10 03 DI N 09:29 FAX +31 26 4433843 KEMA HI GH VOLTAGE LAB. [4J 002

KE.MA~ 70370048.000-HVL 03-1212 16

Appe ndix 1 page 3

Client Nationa l Cab les Industry, Sharjan, United Arab Emirates Test object power cable 6,35/11 kV 3x240 mm2 Cu/XLPEILAT/SWAIPE Requirements IEC 60502-2 (199 7) clauses 18.1.6 and 18.1 .3 and

DEW A Technical Specifications for 11 kV cables Test dates 12 September 2003 up to and 19 September including 2003

1.3 RESULTS OF THE HEATING CYCLE TEST

1.3.1 Heating cycle test

Atmospheric condItions Ambient temperature (m in/max) 20/22 QC

Test object Temperature amb ienV97 °C

no . of heat-cycles

requ ired conductor

temperature

app lied heating current

heating cooling result

(QC) (A)

total healing

time (h)

duration of conductor at

97 QC (h)

cooling time

(h)

20 95-100 720 5 2 3 passed

1.3.2 Partial discharge test


21 14

°C 9 (HzO)/m


Test object Temperature 21 °C Rated voltage (Uo) 6,35 kV

Circuit parameters Power frequency Bandwidth Coupling capacitor

50 Hz 4Q..400 kHz 2600 pF

Calibration Noise level Circuit

5 pC 2 pC balanced

phase voltage

(kV)

duration

(min)

partial

discharge

level

(pC)

max.

allowable

pd-Ievel

(pC)

inception

(kV) I (pC)

extinction

(kV) (pC)

result

. red 12,6

11

1

~2

-5 - - - - passed

yellow 12,6

11

1

~2

-5 - - - - passed

009 7 1 6

blue

5311 577

12,6 1

11

14 .0CT '2 003

~2

11 : 43

-5

RECEIVED FROM:

- - -

+3 1 2 6 4 433 843

- passed

#1 7 01 - 0 02

14 /10 0 3 DIN 09:30 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. [4] 0 0 3

KEMA~ 70370048.000-HVL 03-1212 17

Appendix 1 page 4

Client National Cables Industry, shansh, United Arab Emirates 2

Tes t object power cable 6,35/11 kV 3x240 mm CulXLPElLAT/SWAIPE Requirements IEC 60502-2 (1997) clause 18.1.7 and

DEWA Technical Specifications for 11 kV cables Test dates 19 September 2003 and 22 September 2003

1.4 RESULTS OF THE IMPULSE TEST FOLLOWED BY A VOLTAGE TEST

1.4.1 Impulse test

Atmospheric conditions Ambient temperature 23 Ambient air pressure 1015 hPa

Humidity 15 Test object Temperature 97

voltage description oscillogram result and

polarity

appendix 1 fig. (kV) page no.

waveshape: 4,31/56,60 us 5 1

+ 37,5 1 impulse at 50% of the test voltage 2

+ 48,75 1 impulse at 65 % of the test voltage 3

+ 60 1 impulse at 80 % of the test voltage 4

+ 75 5 impulses at 100 % of the test voltage 6 5

+ 75 5 impulses at 100 % of the test voltage 6 passed

·37,5 1 impulse at 50% of the test voltage 7

- 48,75 1 impulse at 65 % of the test voltage 8

- 60 1 impulse at 80 % of the test voltage 7 9

-75 5 impulses at 100 % of the test voltaqe 10

-75 5 impulses at 100 % of the test voltage 11 passed

1.4.2 Voltage test

Atmospheric conditions Ambient temperature 21 Humidity 14

Ambient air pressure 1015 hPa

Test object Temperature 21

applied voltage

(kV)

frequency

(Hz)

duration

(mIn)

observations result

22,2 50 15 no breakdown passed

00 97 1 6 531157 7 14 . 0CT ' 2 0 03 11 :4 3 RECEI VED FROM : +31 26 H 33 8 43 #17 01 - 0 0 3

r .'

KEMAS( 18 70370048.000-HVL 03-1212

Appendix 1 page 5

kV 16.9 kV T1 : 4.32 us Tc 56.60 us 2003-09-19 16:23

lB.O I

16.0 -. -.. -

j /

/ ~

y

,

/ ' ~

I

1 I

I14.0 12.0 10;0

B.O 6.0 (0 2.0 0.0

. 2 .0 1 1 1 1 1' 1 1. , 1 r i l l 1 1 1 1 1 1 1 1 ' 1 ' 111' 1 1 1 1 ' I III 1 I1I1111 11111 1 1 ' 1 1 1 11 1 1 1 ' 1 1 ' 1 1 1 '1 1 1 11' 1 1 11 1 1 11 1 1 l , I I II •• 11 11 11 1 I

0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 B.O 8.5 9.0 9.5 10.0 us

"fig.. t: Waveshape 70370048 NCI

kV 37.S kV 2003-09-19 16:25

- r--... I .....-I i'-~

I -~ .. r-" - :---, --

-

J

40.0

35.0 30.0

25:0

20.0 15.0 10;G

5.0

0.0

. r;~ , . ~ ::'

: ,";'~ .' ~

.s.O J ' II I II'" 1" 1'1 I' .1 1.1. I I " I I 11' 1 '1 1 I I 'I' I 1 '1'" • I I' t' 1 ••• 1 I" 1 ' 1 , . , •• II I " I ' " I I 1 ' 1 I I t I I I I I I I I 11 '1'1

0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.0 55.0 60.0 65.0 70.0 75.0 80.0 85.0 SO.O 55.0 100.0 us.

J fig. 2:70371)048 NCt +50%

kV 49.5 kV 2003-09-19 16:27

-, ;~ 0..0 5.0 10.0 15.0 20.0 25,0 30.0 35.0 40.0 45.0 50.0 55,0 60,0 65..0 70,0 75,0 80.0 85.0 90,0 95.0 100.0 U$

' 'j" Fig. 3: 70371)048 NCt +65%

kV 50.0 kV 2Oa3-QS.19 16:3G

50.0

. ,-. 50.0 •. "":'ho ." -

; · 1 ....,; ~ " ... 40.0

30.0· . : .?;~t 10'.0,'ciJii 20.0

0'.0

·10.0 I I I I I , I I I I I I I I • I I I I II I II I I I I I I I • I I I ,

/ ......... l""-I -....---. I -~ ---- I--\

I~

'I I I I I I

, I I I I I I I I II I I' I 'I II " I I " 1 I 1 I II I I I' I II I I I I I 1 II II I' ' I II I II I I 1 I I I J I 'I " I I

0.0 S.o 10.0 15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.0 55.0 60.0 65.0 70.0 75.0 80.0 85.0 SO.O 95.0 100.0 us

Jq. -1: 703700-18 NCI. +60%

-!

<,'""--. - I'-..

f -r---r--r--I r--r----""

« -,

-..J I I I I

20.0

iuo

0.0

SO.O

40.0

30.0

. -10.0 I" " I"" " ,. " " " I ' " ' I ' '" I " "I '" ' I"" I' " , I ' " , I " " " ., OJ"" I''' ' I • '" I " , ' I " ., I" " I' " , I

--

14/10 03 DIN 09 :30 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. [4J 004

KEMA~ 70370048.000-HVL 03-1212 19

Appendix 1 page 6

75,1 ..II 75.1 kV 2003·QS.19 16:32 kll 7'5.1 k.V 7'5,3 kV 75.0 kV

80.0

70.0 SO.O 50.0

40.0

30.0

20.0

10.0

0.0

·10..0 1' " ' 1 1 1 " I ' " 'I " " l l I . , I' ' " I I" '111 1 11 " 1 ' 1 ' J i l l ' I I I 1 1 11'1" 1111' ) 1 11 1 1' 1 11

N r+-.. r4. I ..-... ,..r-... I , I I- I

i ! 1-- --.L.. i l"- f-- ~ 1-- -: --r--+- I i-r--.:-

,

I f I i I I-I- I---:--/- -... I-l- --r--J.. I

:-+-- -r----+-I

1-" -i I I i I I --r+- -rt---. -I I I ! I i - r--.-:-- r----!- ::t-+--I- I -I I I I i! t i

:i ! I r I r II I r i i i I

,:; I

:1 I ! I I I I !

~ I I I I II:1 ..=! i I I I I , I I i I II I

' 11 I " I ' ll I I " " I ( \' I " I

0.0 5.0 10.0 15.0 20.0 25.0 30,0 35.0 40.0 45.0 SO.O 55.0 GO.O 65.0 70.0 75.0 80.0 85.0 90.0 95.0 100,0 us

Fig. 5: 70370048 NCl. • , 00%

2003-09·19 16:35 ..V 75.0 kV 75.1 kV 75.1 kV 75,1 kV 75.1 kV

BO.O

70.0 60.0

SO.O

40.0

30.0

20.0 10.0

0,0

·10,0 1'"1'1" " I" I "t I 11 1' 11'1" 11'1" t "I' I I ' I ' I II 1' 11 '1""1" II I" I ' 1'" " ' 1 " " I • • I 1 , 1 I '1 " I 'I"' '0 I ' " ' .

.......... 1 ,.+.,.. Ir- f--.....

_1-bl-

,.<, i i : ( 1---+-1-. r-- -:--I- --u. --..L i

l-

I ! I I I -r- -t-I- r--~ ~ -+---. - / \ I If -.. ~ r-+-- r-- --u---'"-. r--.

I I I--~-r----I I -;

i r r ,. I" i

I I I I i

- I I I I 0.0 5.0 10,0 15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.0 55.0 60.0 65.0 70.0 7'5.0 BO.o 85.0 90.0 95.0 100,0 ~

Fig. 6: 70370048 NCI. -t 00%

kV ·37.7 kV 2003-09·19 16:40

5.0

0.0 ·5.0

·10.0

·15.0

·20.0

·25.0

·30.0 ·35.0

--40..0 I 0 , , • I • I I' , , I I I • , , I I I . I I I " I I I I I II I I 1 I I 1 I I I I I I I I 1 ., , I I I , I I 0 I 11 I I I I I I , I I 1 I I I I' , I I' I I 1 I • I J r , I , • • I

-- I

Lo. . \ I -\ .--I-----\ l.----~

\ I I---- i, \ --:

~ -::

I "' ' ' ' '

0.0 5.0 10.0 15.0 20,0 25.0 30,0 35.0 40,0 45.0 50.0 55,0 60,0 65.0 70.0 7'5.0 80.0 85.0 90.0 SS.O 100,0 us

Fig. 7: 70370048 NCL -50%

kV ·49.3 Ir.V 2003-09·19 16:40

10.0

0.0

-10.0

-20.0

-30.0

-40.0

·50.0 I I II IIII I I JI" 'II III I I II "'1 II 1 11 1'1" I IIII I '" II" Ie '"'11"1 1 11 '11 If " " 1". I 1/1111 II' "I I I I r IIII II I I 'I

--

-; 1\ -. --- \ l-" -I-

:

-: \ l- 1.--~

;- \ .......J.-

....

0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.0 55.0 60.0 65.0 70.0 7'5.0 SO.O ss.o 90.0 95.0 100.0 U3

Fig. B: 70370048 NCt --£5%

0 0 97 1 6 5 3 11 577 14. 0CT' 2 0 03 11: 4 3 RECEIVE D FROM: +3 12644 3 3 843 #17 0 1-004

--

----___

--

14 /10 0 3 DI N 09 : 30 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. !41 005

KEMA~ 70370048 .000-HVL 03-121220

Appendix 1 page 7

2003·09·19 16:41 kV -60.0 kV

~ I i ! I i I I I g I I ! I I I 3 1'1 I I I \ I I I! -

\ I I I \ I I i I---\ i J--~ I j I

: \ l..--Vr-"' I I ! I: : \- I ~ I I I ! i./

j I i i I

I I I I I", 1 I "

I 1 1 " " • ' I II ' " I " 11 ' 1 ' 1 I "1 I I I I I ' " I I " I, , I " l ' I II I I I I I ' 1 '1 I '\ I I I I I I I I' , I I I I 1 " I I I

10.0

0.0

-10.0

-2'J.0

-30.0

-40.0

·50.0

·60.0

-70.0 ,.I t . ) I I I I 1 '"

O,{J 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.0 55,0 GO .O 65.0 70.0 75.0 80.0 85,0 90.0 35,{J 100,0 us

Fig. 9: 7037004B NC!. -BO%

i<V -7S.1 i<V .75.1 i<V -75,1 kV ·75.1 kV ·75.1 i<V 2OO3-D9-19 16:44

10,0

O,{J

-10.0

·20.0

·30.0 -40,0

·50.0

-W.o -znn -80.0 I ' f . I I' I I I "I I 'I ' I t I II 11'1' III II r " It I. , 1 " II I 1, 1 I I"'" I" I I III' I J ""l I' 1 " I' II ~ I" I I, , " ," I I I I ,.,.

=!:l 3 :I

:

.

.: j

i ,\ \ \ : I I

i

1 ~ l i

\ \ 1 -= \ \ \ I.--I-----I.--J.-..--t--'r\ 1\ \ _ 1,..Jrt-- fr l--:--

-~ ;.-

\ H"" J--rr ~

\ I--i"'" j.--;.. I-\ 1-'\ --V 1\ -..... ~ r'\ V- ;0

I,.-

---- -, V-I --1---"" v '--' "-v '

0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.055,0 60.0 65.0 70,0 75,{J 80.0 85,0 80,0 95.0100.0 us

Fig . 10: 70370D-1B NO. -1 00%

i<V -75.1 kV -75.1 kV ·75,3 i<V ·75.1 kV ·75.0 kV 2003-09-19 16:4S

10.0

0,0

·10.0

·20.0 ·30,0 -4!J,O

·50.0

·60.0 ·70.0

-80~O I I I I I I I I , II • I • 1 I I I I I I I I , I I I I I I ,. , I t I I I , I I I • I I I , , 1 I I I , I I I I I ) I , I I I I I I I , I I I I I I I I I I I I I I I I I I I I I I I I I I I

--

\ \ i I l L 11& L

\ I \ . \ I --\ \ t ~-, r- r-- \ \ \1 _ ,L-T.- -f-lI-- r ~r -I-'"

r---'"I __

- \ \ .-!--'r -+-I ~ --r -r-. \ .....-'\ J-r\ ~ ..--\ .- r-

I ~

~I ,v I '-... I '

~ ,

'

v ~ '

0.0 5,0 10.0 15.0 20,0 25.0 30.0 35.0 40.0 45,{J 50.0 55.0 60.0 65.0 70.0 75.0 80.0 85.0 00.0 95,0100.0 l1$

Fig. 11: 70370048 Net. -100%

0 097 1 6 5 3115 77 14. 0 CT ' 2 0 03 11 : 44 RECEIV ED FROM : +3 1264 43 3 843 #17 0 1 -005

14 /10 03 DIN 09:31 FAX ~ 3 1 26 4433843 KEMA nIGH VOLTAGE LAB. 14l 00

KEMA:l< 70370048.000-HVL 03-1212 2 1

Appendix 1 page 8

Client National Cab les Industry,Sharjah, }Jnited Arab Emirates Test object power cable 6,35/11 kV 3x240 rnrn CuIXLPElLAT/SWAlPE Requirements IEC 60502-2 (1997) dause 18.1.8 and

DEWA Technical Specifications for 11 l<V cables Test dates 22 September 2003

1.5 RESULTS OF THE VOLTAGE TEST FOR 4 H

Atmospheric conditions Ambient temperature 21 Ambient air pressure 1015 hPa Humidity 14


app lied voltage

(kV)

frequency

(Hz)

duration

(h)

observations result

25,4 50 4 no breakdown passed

00 97 1 6 5 3 115 77 14. 0 CT ' 2 0 03 11:4 4 RECEIVED FROM : +31 2 644 3 3 843 #17 01- 006

1 4 /10 03 DI N 09 :3 1 FAX +3 1 26 44 33843 KEMA HIGH VOLTAGE LAB . 14J00 7

KEMA~ 22 70370048.000-HVL 03-1212

Appe ndix 1 page 9

Client Test object Requirements

Test date

National Cab les Industry, Sharjah, United Arab Emirates power cab le 6,35/1 1 kV 3x240 mrn" CulXLPElLAT/SWAJPE IEC 60502-2 (1997) clause 18.1.9 and D8NA Technical Specifications for 11 kV cables 8 September 2003 up to and inclUding 29 September 2003

1.6 RESULTS OF THE MEASUREMENT OF THE RESISTIVITY OF SEMI-CONDUCTING SCREENS

item unit requirement measured/determined result -

conductor screen

- without ageing

- after age ing

insulation screen

- without age ing

- after ageing

Qm

nm

Om

Om

s 1000

s 1000

:; 500

s 500

Red Yellow Blue

4,0 3,5 6,5

1,7 0,8 1,9

0,6 0,2 0,9

0,9 0,4 0,5

passed

passed

passed

passed

009 7 1 6 53 1 1 577 14 . 0 CT ' 2 003 11 : 4 4 RECEIVED FROM: +31264 433 84 3 # 17 0 1- 007

4/10 03 DIN 09:31 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. [4J 008

Kf.MA~ 23 70370048.000-HVL 03-1212

Appendix 2 page 1

Cl ient National Cables Industry. Sharjah, Un ited Arab Emirates Test object power cable 6,35/11 kV 3x240 mm2 CulXLPElLAT/SWAIPE Requirements IEC 60502-2 (1997) clause 19.1 and

D8NA Technical Specifications for 11 kV cables Test date 8 September 2003 up to and including 29 September 2003

2.1 RESULTS OF THE MEASUREMENT OF THICKNESS OF INSULATION

item unit requirement measured/determined result

- nominal (average)

- m inimum

mm

mm

2:3,4

2: 2.96

Red Yellow Blue

3,4 3,4 3,4

3,22 3,26 3,17

passed

passed

00 97 1 6 5311577 14. 0 CT' 2 0 03 11 : 4 5 RE CEIVE D FROM: +3 1264433843 #1 7 0 1- 0 0 8

14 /10 03 DIN 09 :31 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. l4J 009

KEMA~ 7D37D048.000-HVL 03-1212 24

Appendix 2 page 2

Client National Cables Industry, Sharjah , United Arab Emirates Test object power cable 6,35/11 kV 3x240 mrn" CulXLPElLAT/SWAIPE Requirements IEC 60502-2 (1997) clause 19.2 and

D8NA Technical Specifications for 11 kV cables Test date 8 September 2003 up to and including 29 September 2003

2.2.1 RESULTS OF THE MEASUREMENT OF THiCKNESS OF INNER SHEATH PE ST7


- specified (average)

- minimum

mm

mm

~ 1,0

2: 0,6

Red Yellow Blue

1,7 1,7 1,5

1,23 1,38 1,20

passed

passed

2.2.2 RESULTS OF THE MEASUREMENT OF THICKNESS OF BEDDING PVC ST2



- minimum

. . mm

mm

~ 1,4

~0 ,92

2,4

2,15

passed

passed

2.2.3 RESULTS OF THE MEASUREMENT OF THICKNESS OF OUTER SHEATH PE ST7



- minimum

mm

mm

~3,4

~2,52

4,5

4,14

passed

passed

00 97 1 6 5 3 1 157 7 14. 0 CT' 20 03 11: 4 5 RECEIVED FROM : +3 12 64 43 3 84 3 # 1701 - 009

14 /10 03 DI N 09 :32 FAX ~ 3 1 2 6 4433843 KEMA HIGH VOLTAGE LAB. f41010

KEMA~ 25 7037C048 .000-HVL 03- 121 2

Appendix 2 page 3

Client Test object Requ irements

Test date

National Cables Industry, Sha~ah . United Arab Emirates power cable 6,35/11 kV 3x240 mm2 CuIXLPElLAT/SWA/PE IEC 60502·2 (1997) clause 19 .3 and DEWA Technical Specifications for 11 kV cables 8 September 2003 up to and including 29 September 2003

2.3 RESULTS OF THE TESTS FOR DETERMINING THE MECHANICAL PROPERTIES OF INSULATION BEFORE AND AFTER AGEING

item I unit requirement measured/determined result

without ageing

- tensile strength

- elongation

after ageing (135°Cl7d)

- tensile strength

variation with samples without ageing

- elongation

variation with samples without age ing

N/mm2

%

N/mm 2

%

%

%

~ 12.5

~ 200

-±25 max .

-±25 max.

Red Yellow Blue

29,1 28,7 28,8

584 585 570

28,3 29,7 30,3

-3 3 5

585 598 604

1 2 6

passed

passed

passed

passed

......... ..1

C0 9 7 1 6 5 3 1 15 77 14 . 0 CT ' 2 0 0 3 11 : 45 RECEI VED FROM : +3 12644 33 8 43 #17 01- 01 0

~""..LV vu .IJll~ o e : 0>0> rlL\ + .1 1. ;!15 4433843 KliMA HIGH VOLTAGE LAB. !4J013

K£MA~

.........-.

28 70370048.00o-HVL 03-1212

Appendix 2 page 6


Test date

National Cables Industry, Sharjah. United Arab Emirates power cable 6,35/11 I<V 3X240 mm2 CulXLPElLAT/SWAlPE isc 60502-2 (1997) clause 19.5 and DeNA Technical Specifications for 11 kV cables 8 September 2003 up to and including 29 September 2003

2.5 RESULTS OF THE ADDmONAL AGEING TESTS ON PIECES OF COMPLETED CABLES


insulation (100°CI7D)

- tensile strength


- elongation -variation with samples without ageing

N/mm2

%

%

%

-±25 max

-± 25 max

Red Yellow Blue

24,4 24,5 27,7

-16 -15 -4

532 572 584

-9 -2 2

passed

passed

inner sheath PEST7

(100DC/7D)

- tensile strength N/mm2 - 24,1 24,8 264


% - -8 -3 1

- elongation % ~300 914 945 977 passed


% - -3 1 3

bedding PVC STz(1OODCI7D}

~

- tensile strength N/mm2 - 21,1


% ± 25 max 4 passed

- elongation % - 293


% ± 25 max 4 passed

outer sheath PE STr(1OODCI7D)

,;. tensile strength N/mm2 - 30,6


% - -3

- elongation % ~300 841 passed

variation with samples Without ageing

% - -2

0 09 7 1 6 53 11 577 14. 0 CT' 2 00 3 11 :47 RECEIVED FROM: +31261l4 3 3 843 #1 7 01 - 01 3

14/1U U3 UIN 09:34 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. ~016

KEMAt( 31 70370048.000-HYL 03-1212

Appendix 2 page 9

Client National Cables Industry, Sharjah, United Arab Emirates Test object power cable 6,35/11 kV 3x240 mm2 CulXLPElLAT/SWAlPE Requirements IEC 60502-2 (1997) clause 19.8 and

DBNATechnical Specifications for 11 kV cables Test date 8 September 2003 up to and including 29 September 2003

2.8 RESULTS OF THE TESTS ON BEDDING PVC STz AT LOW TEMPERATURES

item unit requirement measured result - temperature - elongation - temperature - cold impact test

°c % °c

-15 ~20

-15 no cracks

254

no cracks

passed

passed

0'-0

009 71 6 :' 311 577 1ll. OCT' 200 3 11:4 7 RE CEIVED FR OM: +31 264 433843 #17 01- 01 6

JIl/1.U U3 DIN 09: 41 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB . @002

KEMA~ 32 70370048.000-HVL 03-1212

Appendix 2 page 10

Client Test object :~~~~;~b~~~~~d1U~~3~~j~~}J~~~L~~X;~~:~PE Requirements IEC 60502-2 (1997) clause 19.9 and

DEWA Technical Specifications for 11 kV cables Test date 8 September 2003 up to and including 29 September 2003

2.9 RESULT OF THE TEST FOR RESISTANCE TO CRACKING OF BEDDING PVC STz (HEAT SHOCK TEST)

item unit requirement measured result - temperature - duration - soundness

°c h

150 1

no cracks no cracks passed

00971 6 53 11577 14. 0 CT' 2 0 0 3 1 1: 5 5 RECE I VED FROM: +312644338 43 #1702 -002

14/10 03 DIN 09:42 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. ~003

KEMA='( 33 70370048.000-HVL 03- 1212

Appendix 2 page 11

Client National Cables Industry, Sharjah. United Arab Emirates Test object power cable 6.35/11 kV 3x240 mm 2 CulXLPElLAT/SWAJPE Requirements IEC 60502-2 (1997) clause 19.11 and


2.10 RESULTS OF THE HOT SET TEST FOR XLPE INSULATION

item unit requirement measured result

- temperature - elongation under load - permanent elongation

°C % %

200 s 175 < 15

Red

100 15

Yellow '

170 15

Blue

170 15

passed passed.•~

v ,

0 0 97 1 6 53 11 57 7 14.0CT '2003 11 : 55 RECEIVED FROM: + 312 644 3 3 84 3 #17 02 - 003

14/10 03 DIN 09:42 FAX +31 26 4433843 KEMA HI GH VOLTAGE LAB. 141004

KE.MA=!< 34 70370048.000-HVL 03-1212

Appendix 2 page 12

Client National Cables Industry. Sharjah. United Arab Emirates Test object power cable 6,35/11 kV 3><240 mm Cu/XLPElLAT/SWA/PE Requirements IEC 60502-2 (1997) clause 19.13 and

D'fWA Technical Specifications for 11 kV cables Test date 8 September 2003 up to and including 29 September 2003

2.11 RESULTS OF THE WATER ABSORPTION TEST ON INSULATION


- temperature - duration - variation of mass

°C d

mg/cm2

85 14 < 1

Red

0,25

Yellow

0,23

Blue

0,19 passed

00971 6 53 115 7 7 14. 0 CT' 2 00 3 11: 55 RECEIVED FROM: +312644 33 84 3 #1 7 02- 004

14 /10 03 DIN 09:42 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. @005

KEMA='< 35 70370048.000-HVL 03-12 12

Appendix 2 page 13

Client National Cables Industry, Sharjah, United Arab Emirates Test object power cable 6,35/1 1 kV 3x24O mm 2 Cu/XLPElLAT/SWAlPE Requirements lEG 60502-2 (1997) clause 19.15 and

DEWA technical Specifications for 11 kV cables Test date 8 September 2003 up to and including 29 September 2003

2.12 RESULTS OF THE MEASUREMENT OF CARBON BLACK CONTENTOF BLACK OVERSHEATH PE ST7

item unit requ irement measured resul t

- carbon black content % 2,5 ± 0,5 2,4 passed

.~

0097 1 6 5311577 14. 0CT' 2 0 03 11 : 56 RE CEI VED FROM: +3126 4 4338 43 #1 70 / -()()'i

14110 03 DIN 09:42 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. 141006

KEMA:1( 36 70370048.000-HVL 03-1212

Appendix 2 page 14

Client National Cables Industry. Sharjah. United Arab Emirates Test object power cable 6,35/11 kV 3x240 rnrn" CulXLPElLAT/SWAlPE Requirements IEC 60502-2 (1997) clause 19.16 and


2.13 RESULTS OF THE SHRINKAGE TEST FORXLPE INSULATION

item I unit reauirement measured result

- temperature - duration - shrinkage

°c h %

130 1 ~4

Red

2

Yellow

2

Blue

2 passed

','

00 9 7 1 6 5 311577 1Q. OCT' 2003 11:5 6 RECEIVE D FROM: # 17 02- 006

l4 /10 03 DIN 09:43 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. ~007

KEMA~ 37 70370048.000-HVL 03-1212

Append ix 2 page 15

Client National Cables Industry, Sharjah, United Arab Emirates Test object power cable 6,35/11 kV 3x240 mm 2 CulXLPElLAT/SWAlPE Requirements lEG 60502-2 (1997) clause 1920 and

D8NA Technical Specifications for 11 kV cab les Test date 8 September 2003 up to and including 29 September 2003

2.14 RESULTS OF THE SHRINKAGE TEST FOR OVERSHEATH PE ST7


- temperature • duration - cycles ;

- shrin kage

·C h

%

80 5 5

< 3 1 passed

009 7 1 6 5 3115 7 7 14. 0 CT ' 2 0 0 3 1 1 :5 6 RECEIVED FROM : +31 2 64 4 33 8 4 3 #17 02 - 0 07

141008 L4 1iU U3 VIN 09:43 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB.

KE.MA~ 38 70370048.000-HVL 03-1212

Appendix 2 page 16


Test date

National Cables Industry, Sharjah, United Ara~ Emirates power cable 6,35/11 kV 3x240 mm2 Cu/XLPElLAT/SWAJPE IEC 60502-2 (1997) clause 19.21 and

. D8NA Technical Specifications for 11 kV cables 8 September 2003 up to and Including 29 September 2003

2.15 RESULTS OF THE STRJPPABILITY TEST


- before ageing - after ageing

N N

4~F~45

4sF~45

The insulation surface shall not be damaged

and no trace of the insulation screen shall

remain on the insulation.

Red 18,20,21 22,21,21

ok

Yellow 18,21,24 20,21,21

ok

Blue 20,17,19 21,18,23

ok

passed passed

passed

00 9 7 1 6 5 3 1 1 5 77 1 4 . 0CT ' 2 0 0 3 11 :5 6 RECEIVED FROM: +31 2 6 4 4 3 3 8 4 3 # 1 70 2-00 8

14/10 03 DIN 09:43 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. ~009

K£MA~ 70370048.000~HVL 03-1212.39

Appendix 2 page 17

Client National Cables Industry. Sharjah, United Arab Emirates Test object power cable 6,35/11 kV 3x240 mm 2 CulXLPElLAT/SWNPE Requirements lEG 60502-2 (1997) clause19.22 and


2.16 RESULTS OFTHE WATER PENETRATION resr

Atmospheric conditIons Ambient temperature (min/max) 20/24 DC


no. of heat-cycles

required conductor

temperature

applied heating current

heating cooling

(DC) (A)

total heating

time (h)

duration of conductor at

97 DC (h)

cooling time

(h)

10 95-100 900 5 2 3

Result During the period of testing no water emerged from the ends of the test piece. The test was passed.

00971 6 5311 57 7 1Q .OCT '2003 1 1 :5 6 RECEIVED FROM : +3 126H33843 #1702-009

14/10 03 DIN 09:43 FAX +3 1 26 4433843 KEMA HIGH VOLTAGE LAB. ~010

KEMA~ 40 70370048.000-HVL 03-1212

Appendix 3 page 1

Client National Cables Industry, Sharjah, United Arab Emirates Test object power cable 6,35/11 kV 3x240 mm2 CuIXLPElLAT/SWA/PE Requirements IEC 60502-2 (1997) clauses 5-14 Test date 8 September 2003 up to and including 29 September 2003

3.1 RESULTS OF THE VERIFICATION OF CABLE CONSTRUCTION

See also manufacturer's drawing in appendix A.

item required/specified measured/determined Red Yellow Blue

result

conductor (IEC 60228 Class 2) material : stranded copper wires (circular compacted)

- resistance at 20°C (nlkm) - no. of wires - diameter (mm)

screening conductor screening

see results of non-electrical type

tests above

s 0,0754/~ 61/

s 20,6/18,4

yes/yes

yes/yes -/1,0

yes/yes

see results of non-electrical type tests

above

0,0730/0,0753/0,0739 61

18,7/18 ,7/18,7

present extruded semi-conductive

compouned

present extruded sem i-conductive

compouned

present, copper tape and wires (39x 0 O,6mm)

passed passed passed

passed

passed

passed

core screening non-metallic part • thickness, minimum (mm)

metallic part

insulation material : extruded XLPE

binder tape 1 material:

- thickness, average (mm)

binder tape 2 material : - thickness, average (mm)

see result of non-electrical type

tests above

-/yes

-/0,15

-/yes -/0,2


above

present water swellable

semiconducting tape -

present aluminium tape

-

passed

.

-

--

009 71 6 5 3 115 7 7 14 . 0CT '2 0 03 11 :5 7 RECEIVED FROM : +31264433843 #170 2 -010

14/10 03 DIN 09:44 F~ +31 26 4433843 KEMA HIGH VOLTAGE LAB. l4I011

K£MA~ 41 70370048.000-HVL 03-1212

Appendix 3 page 2

Client National Cables Industry, Sharjah, United Arab Emirates Test object power cable 6,35/11 kV 3x240 mm 2 Cu/XLPElLAT/SWAlPE Requirements lEG 60502-2 (1997) clauses 5-14 Test date 8 September 2003 up to and including 29 September 2003

3.1 RESULTS OF THE VERIFICATION OF CABLE CONSTRUCTION (continued)

item required/specified measured/determined Red Yellow Blue

result

inner sheath material:

- thickness, average (mm)

filler material:

binder tape material:

bedding/Inner sheath material: .- thickness, average (mm)

armouring material: - thickness, average

outer sheath material: PE ST7

marking of the cable

colour of the core

colour of the outer sheath

outer diameter of the cable average (mm)

outer diameter of the core average (mm)

-/yes

-/1,0

yes/yes

-/

-/yes -/1,4

yes/yes -/03,15mm

see results of non-electrical type

tests above

-/93

-/

present PE ST7 inner sheath

around each core -

present synthetic fibre filling

Synthetic tape -

present PVC -

present steel galvanized wires

76x03,2 mm


above

DEWA ELECTRIC CABLE 11OOOV

NATIONAL CABLES UAE. 2003 3x240MM2 CUIXLPEILAT/SWA1PE

black

black

94,9

30.5/30,4/30,5

-

-

passed

-..

--

" passed

0097 1 6 5311 5 7 7 14 . 0 CT'2 003 11 : 57 RECEIVED FROM: +3126443 3 843 it 1 70 ?-()11

14/10 03 DIN 09:44 FAX +31 26 4433843 KEMA HIGH VOLTAGE LAB. 141 012

KEMA~ 42 70370048.000-HVL 03-1212

The measurement uncertainties in the results presented are as specified below unless

otherwise indicated.

measurement measurement uncertainty

dielectric tests and impulse current tests

peak value: s 3%

time parameters: :5 10%

capacitance measurement 0,3%

tan 8 measurement ±O,5% ± 5.10-5

partial discharge measurement < 10 pC

10 - 100 pC

> 100 pC

2 pC

5 pC

20 %

measurement of impedance a.c.-resistance measurement

s 1%

measurement of losses ~ 1%

"

:~,

,~

measurement of insulation resistance

measurement of de resistance

:510%

1 ~- SilO: 1%

5 fl!2- 10 Iln: 0,5%

10 fIO- 200 ~: 0,2%

radio interference test 2 dB

calibration of current transformers 2,2 x 10-4 IVlu and 290 urao

calibration of voltage transformers 1,6 x 10-4 UVUu en 510 Wad

measurement of conductivity 5%

measurement of temperature -50 "C- -40 "C: 3 K -40 "C- 125 "C: 2 K 125 DC_ 150 "G: 3 K

tensile test 1%

sound level measurement type 1 meter as per lEG 60651 and ANSI S1.4.1971

measurement of voltage ratio 0,1%

0097 1 6 5 3 1157 7 1 4 .0CT '2 0 03 11: 57 RECEIVED FROM: +3 126 4433843 #1702 - 012

~U.Lu

Appendix A

Drawing

of

National Cables Industry, Sharjah, United Arab Emirates

No. of pages : 2

v !-,

drawing no. I date I title - I 2003-10-10 I 3x240/37 mm'" - I 2003-10-10 I dimensional data

0097 1 6 5 3115 7 7 1 4 .0CT ' 2003 11 : 5 8 RECEIVED FROM: +3 12 64 433 8 43 #1 70 2-01 3

I I

,( o o ill --J >--'

m

tJ1 Lv >--' >--' tJ1 --J --J

3x240/37 mm2 CU/XLPE/LAT/SWAIPE 11 kV WATERTIGHT CABLE

>--'

"" COPPER CONDUCTOR, ROUND STRANDED, COMPACTED WITH o () WATER SWELLABLE POWDER (Diameter 18.4 mm Approx.)o-J

N o EXTRUDED SEMI-CONDUCTIVE OMPOUND (Nom. Thickness 0.6 mm) o w

>--' >--' EXTRUDED XLPE INSULATION (Nominal thickness 3.4 mm).. tJ1 CD

;n EXTRUDED SEMI-CONDUCTIVE COMPOUND (Min. thickness 1.0 mm) trJ ()

trl H

Rill \ \=, '. PLAIN ANNEALED COPPER WIRES + COPPER TAPE (OPEN HELIX) <trl d (Cross-sectional area 37 tnm" total for 3 cores) 'TJ ;n o ;s: ~~\\ : r ) I WATER SWELLABLE TAPE (Approximate thickness 0.15 mm)

[JIll {I. ) J LAMINATED ALUMINIUM TAPE (Nominal thickness 0.2 mm) + Lv >--' N m EXTRUDED POLYETHYLENE (Approximate thickness 1.0 mm) "" "" W W CD POLYPROPYLENE SRING FILLERS "" W

EXTRUDED PVC BEDDING (Nominal thickness 1.4 mm)

GALVANIZED STEEL WIRE ARMOUR (Nominal diameter of wire 3.15 mm)

I~ "" EXTRUDED POLYETHYLENE - Type ST7 (Minimum thickness 2.52 mm)--J c> N

oI The Outer Surface of Cable Outer sheath shall be coated with Graphite

I~

"" KEMA:t( Verification - =1=- PJH-Date 2003-10-10

I-'.,. <, I-' 0

0 e,.,

0 H

Z

0 to .. .,..,. 'Tj ;>H

+ w f-'

r", C1l

.,."'"w W 0:>.,. e,.,

gjs: tIl H (;) tIl

-e o

E (;) m

E

I§J o I-' ...

14 /10 03 DIN 09 :45 FlU +31 26 4433843 Ka lA HI GH VOLTAGE LAB . 141015

DIMENSIONAL DATA FOR 11 kV 3x240137 mm:Z - CU/XLPE/LALT/SWA/PE

DETAILSUNITDESCRIPTION

tee 60502-2· Reference Standard

11KVRated voltage of cable

No. 3Number of cores

240rnrrr'Nominal Cross sectional area

Stranded, circular compacted Form of stranding CopperConductor material

mm 18.4Diameter of conductor (Approx .)

Nominal thickness of conductor shield mm 0.6

Nominal thickness of XLPE Insulation nlm 3.4

mm 27.3

Minimum thickness of extruded insulation shield

Diameter over insulation (Approx.)

mm 1.0

Cu wires + cu tape open Type of metallic screen helix

rnm? 12.5Area of metallic screen on each core

Semi-conductive water swellable tape mm 0.15

Nominal thickness of Laminated Aluminium Tape mm 0.2

Thickness of PE sheath (Approx.) mm 1.0

Diameter over assembled cores (Approx.) mm 76.8

Nominal thickness of PVC Bedding mm 1.4

Nominal diameter of steel wire armour mm 3.15

Nominal thickness of Black PE outer sheath (ST-7) mm 3.4

mm 2.52

Overall diameter of cable (Approx.)

Minimum thickness of PE outer sheath

mm 93

Note: PE outer sheath shall be coated wIth graphite

KE.MA=!( Verification I PJH Date I 2003-10-10

0 0 97 16 5311 577 14.0CT '2 0 03 1 1 :5 8 RECEIVED FROM: +31264433843 #17 02 -0 15

kema d/ - nci

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